AK4536 Datasheet, PDF (40/59 Pages) Asahi Kasei Microsystems – 16-Bit Mono CODEC with ALC & MIC/SPK-AMP

ASAHI KASEI
[AK4536]
Addr
03H
Register Name
Signal Select 2
Default
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0
0
SPKG BEEPA ALC1M ALC1A
0
0
0
0
0
0
0
0
ALC1A: Switch Control from ALC1 output signal to mono line output amp.
0: OFF (Default)
1: ON
When PMAO bit is “1”, ALC1A bit is enabled. When PMAO bit is “0”, the AOUT pin goes Hi-Z state.
ALC1M: Switch Control from ALC1 output signal to mono amp.
0: OFF (Default)
1: ON
When PMSPK bit is “1”, ALC1M is enabled. When PMSPK bit is “0”, the MOUT pin goes Hi-Z state.
BEEPA: Switch Control from beep signal to mono line output amp.
0: OFF (Default)
1: ON
When PMAO bit is “1”, BEEPA is enabled. When PMAO bit is “0”, the AOUT pin goes Hi-Z state.
SPKG: Select Speaker-Amp Output Gain
0: 0dB (Default)
1: +2.24dB
IPGA
DAC
BEEP
ALC1M
DACM
MIX
BEEPS
ALC1A
DACA
BEEPA
ALC2
ALC2S
Figure 32. Speaker and Mono Lineout-Amps switch control
SPK
AOUT
MS0174-E-00
- 40 -
2002/09